Mercedes-Benz Harmonic Balancer / Crankshaft / Crank Pulley 2700300503

OEM Part #: 270-030-05-03 (2700300503)

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This harmonic balancer, also referred to as a crankshaft pulley or vibration damper, is an OEM part designated by the part number 2700300503. It is specifically designed for several Mercedes-Benz models, including the 2023 CLA 250, CLA 35 AMG, GLA 250, GLA 35 AMG, GLB 250, and GLB 35 AMG, as well as the A220 and A35 AMG from 2022. This component plays a critical role in reducing engine vibrations and ensuring a smooth operation by absorbing harmful oscillations from the crankshaft. Common issues like belt wear or component misalignment may arise if this part is worn or damaged. The harmonic balancer is installed in the engine assembly, ensuring optimal engine performance and longevity.

Specifications

Specifications for Harmonic Balancer / Crankshaft / Crank Pulley 2700300503
Fits Vehicle ModelA220, A35 AMG, CLA250, CLA35 AMG, GLA250, GLA35 AMG, GLB250, GLB35 AMG
Fits Vehicle MakeMercedes-Benz
OEM Part No270-030-05-03 (2700300503)
Compatible OEM Part No 270-030-01-03
CategoryRotating Assembly

Compatible Vehicles

Fits 39 vehicle configurations across 1 make, 2014-2023.

Check your specific vehicle before ordering. This list shows year, make, and model. Some years have multiple trims or engines that use different parts, and individual listings may have additional fitment notes (e.g. “with sunroof only”). Review the full variant list below, or message us with your VIN and we’ll confirm the match.

Mercedes-Benz

View all 39 vehicle configurations
Full vehicle fitment list for Harmonic Balancer / Crankshaft / Crank Pulley 2700300503
Year Make Model Trim Engine Note
2014 Mercedes-Benz CLA250 Sedan 2.0L l4 Turbo
2015 Mercedes-Benz CLA250 Sedan 2.0L l4 Turbo
2015 Mercedes-Benz GLA250 SUV 2.0L l4 Turbo
2016 Mercedes-Benz CLA250 Sedan 2.0L l4 Turbo
2016 Mercedes-Benz GLA250 SUV 2.0L l4 Turbo
2017 Mercedes-Benz CLA250 Sedan 2.0L l4 Turbo
2017 Mercedes-Benz GLA250 SUV 2.0L l4 Turbo
2018 Mercedes-Benz CLA250 Sedan 2.0L l4 Turbo
2018 Mercedes-Benz GLA250 SUV 2.0L l4 Turbo
2019 Mercedes-Benz A220 Sedan 2.0L l4 Turbo
2019 Mercedes-Benz CLA250 Sedan 2.0L l4 Turbo
2019 Mercedes-Benz GLA250 SUV 2.0L l4 Turbo
2020 Mercedes-Benz A220 Sedan 2.0L l4 Turbo
2020 Mercedes-Benz A35 AMG Sedan 2.0L l4 Turbo
2020 Mercedes-Benz CLA250 Sedan 2.0L l4 Turbo
2020 Mercedes-Benz CLA35 AMG Sedan 2.0L l4 Turbo
2020 Mercedes-Benz GLA250 SUV 2.0L l4 Turbo
2020 Mercedes-Benz GLB250 SUV 2.0L l4 Turbo
2021 Mercedes-Benz A220 Sedan 2.0L l4 Turbo
2021 Mercedes-Benz A35 AMG Sedan 2.0L l4 Turbo
2021 Mercedes-Benz CLA250 Sedan 2.0L l4 Turbo
2021 Mercedes-Benz CLA35 AMG Sedan 2.0L l4 Turbo
2021 Mercedes-Benz GLA250 SUV 2.0L l4 Turbo
2021 Mercedes-Benz GLA35 AMG SUV 2.0L l4 Turbo
2021 Mercedes-Benz GLB250 SUV 2.0L l4 Turbo
2021 Mercedes-Benz GLB35 AMG SUV 2.0L l4 Turbo
2022 Mercedes-Benz A220 Sedan 2.0L l4 Turbo
2022 Mercedes-Benz CLA250 Sedan 2.0L l4 Turbo
2022 Mercedes-Benz CLA35 AMG Sedan 2.0L l4 Turbo
2022 Mercedes-Benz GLA250 SUV 2.0L l4 Turbo
2022 Mercedes-Benz GLA35 AMG SUV 2.0L l4 Turbo
2022 Mercedes-Benz GLB250 SUV 2.0L l4 Turbo
2022 Mercedes-Benz GLB35 AMG SUV 2.0L l4 Turbo
2023 Mercedes-Benz CLA250 Sedan 2.0L l4 Turbo
2023 Mercedes-Benz CLA35 AMG Sedan 2.0L l4 Turbo
2023 Mercedes-Benz GLA250 SUV 2.0L l4 Turbo
2023 Mercedes-Benz GLA35 AMG SUV 2.0L l4 Turbo
2023 Mercedes-Benz GLB250 SUV 2.0L l4 Turbo
2023 Mercedes-Benz GLB35 AMG SUV 2.0L l4 Turbo

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